Mazda CX-9 Grand Touring 2009 Manual page 1753

Is there grease on links and cranks?
Are links, cranks, and rods securely
2 installed in their proper positions?
Is wire clamp free of deformation?
Are the above items normal?
VERIFY THAT AIR INTAKE WIRE FROM
A/C UNIT IS POSITIONED SECURELY
AND CORRECTLY (IF AVAILABLE)
3
Is the air intake wire securely installed in
the correct position in relation to the A/C
unit air intake links?
INSPECT CLIMATE CONTROL UNIT
4
Is the climate control unit normal?
INSPECT A/C UNIT
5 Is there any foreign material or
obstruction in the A/C unit air intake
doors?
INSPECT A/C UNIT AIR INTAKE DOOR
6
Is the A/C unit air intake door securely
and properly installed?
INSPECT WIRING HANESS BETWEEN
CLIMATE CONTROL UNIT AND FRONT
AIR MIX ACTUATOR
Disconnect the front climate control unit
connector (24-pin, 16-pin).
Inspect following wiring harness and
connectors for open, short or poor
connection of terminals.
Between terminals 1A (climate
7
control unit) and G (driver-side
front air mix actuator)
Between terminals 1F (climate
control unit) and F (driver-side
front air mix actuator)
Between terminals 2F (climate
control unit) and E (driver-side
front air mix actuator)
Between terminals 1C (climate
control unit) and G (passenger-side
2008 Mazda CX-9 Grand Touring
2008 HVAC Symptom Troubleshooting (HVAC) - Mazda CX-9
Apply grease or install the links, cranks, and
rods securely in their proper positions, repair
No
or replace the air intake actuator or wire
clamp, then go to Step 9.
Yes Go to the next step.
Adjust the air intake wire or install securely
No
in the correct position, then go to Step 9.
Yes Go to the next step.
Repair or replace the climate control unit,
No
then go to Step 9.
Yes Remove obstruction, then go to Step 9.
No Go to the next step.
Inspect the air intake door for cracks or
Yes
damage, then go to the next step.
Install the air intake door securely in the
No
proper position, then go to the next step.
Repair or replace malfunctioning part, then
Yes
go to Step 9.